Code:
/ FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / UI / WebControls / DataBoundControlHelper.cs / 2 / DataBoundControlHelper.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls { using System; using System.Collections; using System.ComponentModel; using System.Data; using System.Security.Permissions; using System.Web.Util; ////// Helper class for DataBoundControls and v1 data controls. /// This is also used by ControlParameter to find its associated /// control. /// internal static class DataBoundControlHelper { ////// Walks up the stack of NamingContainers starting at 'control' to find a control with the ID 'controlID'. /// public static Control FindControl(Control control, string controlID) { Debug.Assert(control != null, "control should not be null"); Debug.Assert(!String.IsNullOrEmpty(controlID), "controlID should not be empty"); Control currentContainer = control; Control foundControl = null; if (control == control.Page) { // If we get to the Page itself while we're walking up the // hierarchy, just return whatever item we find (if anything) // since we can't walk any higher. return control.FindControl(controlID); } while (foundControl == null && currentContainer != control.Page) { currentContainer = currentContainer.NamingContainer; if (currentContainer == null) { throw new HttpException(SR.GetString(SR.DataBoundControlHelper_NoNamingContainer, control.GetType().Name, control.ID)); } foundControl = currentContainer.FindControl(controlID); } return foundControl; } ///// return true if the two string arrays have the same members /// public static bool CompareStringArrays(string[] stringA, string[] stringB) { if (stringA == null && stringB == null) { return true; } if (stringA == null || stringB == null) { return false; } if (stringA.Length != stringB.Length) { return false; } for (int i = 0; i < stringA.Length; i++) { if (!String.Equals(stringA[i], stringB[i], StringComparison.Ordinal)) { return false; } } return true; } // Returns true for types that can be automatically databound in controls such as // GridView and DetailsView. Bindable types are simple types, such as primitives, strings, // and nullable primitives. public static bool IsBindableType(Type type) { if (type == null) { return false; } Type underlyingType = Nullable.GetUnderlyingType(type); if (underlyingType != null) { // If the type is Nullable then it has an underlying type, in which case // we want to check the underlying type for bindability. type = underlyingType; } return (type.IsPrimitive || (type == typeof(string)) || (type == typeof(DateTime)) || (type == typeof(Decimal)) || (type == typeof(Guid))); } } }
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- ProfileParameter.cs
- UnauthorizedWebPart.cs
- ScrollEvent.cs
- ContentElement.cs
- ByteArrayHelperWithString.cs
- CursorConverter.cs
- shaperfactoryquerycachekey.cs
- ValidatingReaderNodeData.cs
- SessionStateSection.cs
- HttpEncoderUtility.cs
- ListViewPagedDataSource.cs
- SoapExtensionTypeElementCollection.cs
- PopOutPanel.cs
- ColorEditor.cs
- ImageList.cs
- CellPartitioner.cs
- XhtmlMobileTextWriter.cs
- DataGridCommandEventArgs.cs
- Helper.cs
- AssociationProvider.cs
- ScriptingWebServicesSectionGroup.cs
- StringToken.cs
- DataTablePropertyDescriptor.cs
- XamlStackWriter.cs
- TokenDescriptor.cs
- WindowsListViewGroup.cs
- precedingquery.cs
- Stylus.cs
- ClonableStack.cs
- TypeInitializationException.cs
- LayoutManager.cs
- ApplicationHost.cs
- SecurityManager.cs
- XPathPatternBuilder.cs
- OleDbErrorCollection.cs
- filewebrequest.cs
- WebContext.cs
- TransformedBitmap.cs
- OdbcConnectionHandle.cs
- BaseComponentEditor.cs
- VScrollBar.cs
- DataGridTextBox.cs
- ProfileBuildProvider.cs
- ExceptionRoutedEventArgs.cs
- TypeDescriptorContext.cs
- CodeTypeReference.cs
- TextRange.cs
- Track.cs
- GeometryGroup.cs
- SHA1Managed.cs
- SerializationInfo.cs
- PointLightBase.cs
- EntityDescriptor.cs
- SqlCrossApplyToCrossJoin.cs
- XMLDiffLoader.cs
- NTAccount.cs
- RegexRunnerFactory.cs
- Latin1Encoding.cs
- Misc.cs
- UnknownBitmapEncoder.cs
- SoundPlayerAction.cs
- TemplateControl.cs
- WebPartUtil.cs
- TabItemWrapperAutomationPeer.cs
- ErrorsHelper.cs
- SiteMapSection.cs
- AnimationStorage.cs
- followingquery.cs
- CompilationUtil.cs
- SchemaExporter.cs
- unsafeIndexingFilterStream.cs
- SourceFileBuildProvider.cs
- SizeF.cs
- SafeRightsManagementSessionHandle.cs
- AlphabeticalEnumConverter.cs
- TabControlEvent.cs
- DynamicRouteExpression.cs
- ImageConverter.cs
- CodeMemberMethod.cs
- AccessViolationException.cs
- StylusEditingBehavior.cs
- CopyCodeAction.cs
- NullableIntSumAggregationOperator.cs
- RepeatButtonAutomationPeer.cs
- StructuredTypeInfo.cs
- ObjectRef.cs
- EventSinkHelperWriter.cs
- GeometryGroup.cs
- StreamGeometry.cs
- NeutralResourcesLanguageAttribute.cs
- StatusBarItem.cs
- WebPartDisplayModeEventArgs.cs
- XPathSelfQuery.cs
- ColorConvertedBitmap.cs
- XmlChildEnumerator.cs
- Attributes.cs
- DbProviderFactory.cs
- HideDisabledControlAdapter.cs
- MSAAWinEventWrap.cs
- LayoutUtils.cs